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UPSTREAM: modules: mark ref_module static

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ref_module isn't used anywhere outside of module.c.

Bug: 157965270
Bug: 171277690
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jessica Yu <jeyu@kernel.org>
(cherry picked from commit 7ef5264de7)
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I68f39675f53b745664c833ac150d838563c78aae
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Christoph Hellwig
2020-07-30 08:10:20 +02:00
committed by Greg Kroah-Hartman
parent cbd55f8de6
commit ec46411eb4
2 changed files with 2 additions and 5 deletions
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1
include/linux/module.h
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@@ -648,7 +648,6 @@ static inline void __module_get(struct module *module)
#define symbol_put_addr(p) do { } while (0) #define symbol_put_addr(p) do { } while (0)
#endif /* CONFIG_MODULE_UNLOAD */ #endif /* CONFIG_MODULE_UNLOAD */
int ref_module(struct module *a, struct module *b);
/* This is a #define so the string doesn't get put in every .o file */ /* This is a #define so the string doesn't get put in every .o file */
#define module_name(mod) \ #define module_name(mod) \

6
kernel/module.c
View File

@@ -866,7 +866,7 @@ static int add_module_usage(struct module *a, struct module *b)
} }
/* Module a uses b: caller needs module_mutex() */ /* Module a uses b: caller needs module_mutex() */
int ref_module(struct module *a, struct module *b) static int ref_module(struct module *a, struct module *b)
{ {
int err; int err;
@@ -885,7 +885,6 @@ int ref_module(struct module *a, struct module *b)
} }
return 0; return 0;
} }
EXPORT_SYMBOL_GPL(ref_module);
/* Clear the unload stuff of the module. */ /* Clear the unload stuff of the module. */
static void module_unload_free(struct module *mod) static void module_unload_free(struct module *mod)
@@ -1165,11 +1164,10 @@ static inline void module_unload_free(struct module *mod)
{ {
} }
int ref_module(struct module *a, struct module *b) static int ref_module(struct module *a, struct module *b)
{ {
return strong_try_module_get(b); return strong_try_module_get(b);
} }
EXPORT_SYMBOL_GPL(ref_module);
static inline int module_unload_init(struct module *mod) static inline int module_unload_init(struct module *mod)
{ {